CA394271A - Procede de gravure - Google Patents

Procede de gravure

Info

Publication number
CA394271A
CA394271A CA394271A CA394271DA CA394271A CA 394271 A CA394271 A CA 394271A CA 394271 A CA394271 A CA 394271A CA 394271D A CA394271D A CA 394271DA CA 394271 A CA394271 A CA 394271A
Authority
CA
Canada
Prior art keywords
engraving process
engraving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA394271A
Other languages
English (en)
Inventor
A. Sikorski Edward
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Chemical Corp
Original Assignee
General Chemical Corp
Publication date
Application granted granted Critical
Publication of CA394271A publication Critical patent/CA394271A/fr
Expired legal-status Critical Current

Links

CA394271A Procede de gravure Expired CA394271A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA394271T

Publications (1)

Publication Number Publication Date
CA394271A true CA394271A (fr) 1941-01-28

Family

ID=209819

Family Applications (1)

Application Number Title Priority Date Filing Date
CA394271A Expired CA394271A (fr) Procede de gravure

Country Status (1)

Country Link
CA (1) CA394271A (fr)

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